4-20 mA oxygen sensor INS-TR-O2-3XX

0-10 VModbus RTUrugged

Overview
The INS-TR-O2-3XX is an industrial oxygen sensor designed to accurately measure oxygen concentration (O₂) in a range of professional environments. It provides reliable continuous monitoring of oxygen levels to support personnel safety and industrial process control.

Applications

• Industrial processes and workshops
• Laboratories and technical rooms
• Atmosphere-controlled installations

Main features

• Measured gas: Oxygen (O₂)
• Measurement range: 0–25 % VOL
• Measurement accuracy: ±1 % VOL
• Resolution / sensitivity: ±0.1 % VOL
• Power supply: 12–24 V DC
• Output signals: 0–10 V, 4–20 mA, Modbus RTU
• Enclosure protection: plastic housing IP67 (excluding sensor)

Benefits

• Continuous monitoring with fast detection of concentration changes
• Compatible with industrial automation and SCADA systems (Modbus RTU, analog outputs)
• Protected housing for demanding environments
• Replaceable sensor with typical service life of ~2 years

Additional information
Models: INS-TR-O2-301
INS-TR-O2-341
INS-TR-O2-361

Technical specifications

• Product type: industrial oxygen transmitter / sensor
• Measurement range: 0–25 % VOL
• Accuracy: ±1 % VOL
• Resolution / sensitivity: ±0.1 % VOL
• Power supply: 12–24 V DC
• Outputs: 0–10 V, 4–20 mA, Modbus RTU
• Enclosure rating: IP67 (excluding sensor)
• Sensor lifetime: ~2 years (replaceable sensor)
• Integration: compatible with BMS/automation systems
• Materials: plastic housing